Abstract: The information processing method includes: an evolved NodeB sending information of PRACH resources configured for a UE to the UE via a PDSCH indicated by a downlink control channel, and after receiving a random access preamble sequence sent from the UE, the evolved NodeB sending downlink control information and a Random Access Response (RAR), wherein the downlink control channel is an enhanced Physical Downlink Control Channel (ePDCCH); or, information carried by PBCH indicates that the downlink control channel is the ePDCCH or a physical downlink control channel; or, when the LTE system bandwidth is less than or equal to the reception bandwidth of the UE, the downlink control channel is a physical downlink control channel, and when the LTE system bandwidth is larger than the reception bandwidth of the UE, the downlink control channel is the ePDCCH.

Abstract: An access method and device for User Equipment (UE) are provided. The method includes: a Physical Random Access Channel (PRACH) resource is selected according to a preset manner, wherein the PRACH resource is one of: a preamble resource, a preamble resource and one or more access time points, a preamble resource and one or more frequency-domain resources, and a preamble and one or more time-frequency resources; and an access is performed by adopting the PRACH resource.

Abstract: Method and device for sending random access signaling are provided. The method includes: according to a scenario for sending random access signaling and/or an attribute of a second class of node, determining at least one of the following parameters: a parameter of the random access signaling; and a parameter of a random access channel used for sending the random access signaling; and the second class of node sending the random access signaling on the random access channel according to the determined parameter. The technical solution of the present disclosure can effectively reduce overheads when a system is accessed.

Abstract: A method and apparatus for transmitting a random access response are described. The method includes a node of a first type sending indication information of a random access response of a node of a third type through a downlink channel, wherein the indication information includes at least one of indication information of a set to which the node of the third type belongs, and resource position indication information of the random access response of the node of the third type, wherein the node of the third type is node of a second type in one or more sets P(j), 0?j?J?1, and J is a positive integer equal to or greater than 1.

Abstract: A synchronization preamble transmission method, a synchronization method, a device and a system are disclosed in the disclosure. The method includes: transmitting synchronization preambles in a superframe, the synchronization preambles comprise one Primary Preamble (P-Preamble) and two Secondary-Preambles (S-Preambles), wherein the P-Preamble carries system bandwidth information and the S-Preambles carry cell/sector Identification (ID) information. The disclosure reaches the effect of reducing the overhead of Synchronization Channel (SCH) on the basis of ensuring the performance of synchronization access.

Abstract: Provided are a method, apparatus and system for transmitting and receiving control information. The method for transmitting control information includes that: a base station determines, according to predefined information, resources used for repeatedly sending control information, wherein the predefined information at least includes one of: a start sub-frame k0, a System Frame Number (SFN), a repetition number or a repetition level N and a User Equipment (UE) Identity (ID); and the base station repeatedly sends the control information on the resources.

Abstract: A method for transmitting an enhanced random access sequence and a machine type communication terminal, wherein node 1 generates an enhanced random access sequence according to a random access sequence and enhanced configuration information, and the node 1 sends the enhanced random access sequence on an enhanced random access channel. The embodiment of the present document performs an enhanced design on a random access channel in the LTE/LTE-A system to improve the access quality of a machine type communication terminal and ensure that a machine type communication terminal can normally access the system.

Abstract: The embodiments of disclosure disclose a method and device for processing information. The method includes that: according to a predefined rule, subframes of a first serving cell are divided into multiple subframe groups; a management mode is configured for each of the subframe groups; and according to the management mode configured for each of the subframe groups, information on the first serving cell is processed. By means of the embodiments of the disclosure, a problem that some downlink subframes in a serving cell cannot be scheduled is solved, and different requirements of all subframes can be met, thereby improving a performance of a system, and ensuring an efficiency of data transmission.

Abstract: A flexible OFDM/OFDMA frame structure technology for communication systems is disclosed. The OFDM frame structure technology comprises a configurable-length frame which contains a variable length subframe structure to effectively utilize OFDM bandwidth. Furthermore, the frame structure facilitates spectrum sharing between multiple communication systems.

Abstract: Methods for transmitting and acquiring configuration information, an access method, a node and a system are provided, and relate to a random access technology in the field of wireless communications. The method for transmitting configuration information of a random access channel includes that: configuration information of a random access channel is transmitted, the configuration information of the random access channel including configuration information of a first type of levels. A computer storage medium is also provided.

Abstract: Disclosed are a resource management method and device and a computer storage medium. The method comprises: a node determining a resource management mode during carrier aggregation according to the type of a primary serving cell, and the node processing information according to the determined resource management mode.

Abstract: Disclosed are a method and an apparatus for transmitting and receiving system information. The method for transmitting comprises: determining a system information repetition transmission resource area within a system information scheduling period, wherein the system information repetition transmission resource area comprises resource elements for repetitively transmitting the system information; and the receiving method comprises: a terminal detecting system information within a system information scheduling period, wherein the system information is system information transmitted on a broadcast channel and system information transmitted on a system information repetition transmission resource area, the system information repetition transmission resource area comprises resource elements for repetitively transmitting the system information.

Abstract: Methods, nodes, a system, and computer storage mediums for non-contention random access are provided. The method for non-contention random access includes that: a first node sends configuration information of non-contention random access to a second node through a downlink channel; and the second node obtains the configuration information of the non-contention random access, and sends a random access message on a Physical Random Access Channel (PRACH) according to the configuration information.

Abstract: Disclosed are a method and device for response information transmission, a terminal, a base station and a storage medium. The method for response information transmission includes: when a time division duplex serving cell and a frequency division duplex serving cell are performing carrier aggregation and are configured to employ a physical uplink control channel (PUCCH) format 1b with channel selection mode for transmission of hybrid automatic repeat request-acknowledgement (HARQ-ACK) response information, determining HARQ-ACK response information transmitted on an uplink subframe by a first serving cell and a second serving cell, and transmitting the determined HARQ-ACK response information via a PUCCH or a physical uplink shared channel (PUSCH).

Abstract: Disclosed are a method and system for allocating random access channel resources, wherein the method includes the following steps: a first node sending random access channel configuration information through a downlink channel, wherein the information includes at least configuration information of a random access channel allocated to a second node. The present document relates to the field of mobile communication. The technical solution according to the embodiment of the present document is applicable to a machine type communication (MTC) system, thereby solving the problem of an MTC user equipment (UE) receiving a random access response message, and achieving a receiving configuration of the random access response message in an improvement design.

Abstract: A method for mapping resources of broadcast control channel is disclosed. Available subcarriers of a subframe in which the broadcast control channel is located are divided into three subcarrier sets, each of which is mapped to be one frequency partition, so that the subframe in which the broadcast control channel is located includes N frequency partitions, and resources of each frequency partition are mapped to be logical resource units, wherein N can be 1 or 3. With this method, subcarrier sets of the broadcast control channel are divided, and the resources of the broadcast control channel are mapped.

Abstract: Disclosed is a system information transmitting method, including: in one modification period, determining a frequency domain location for transmitting a coverage enhancement system message and time domain locations for periodically transmitting a coverage enhancement system message; a base station periodically transmitting the coverage enhancement system message; and the determined frequency domain location and the time domain locations for periodically transmitting are different from the re-transmission locations of main information block (MIB) information. Also disclosed are a receiving method corresponding to the transmitting method, as well as devices corresponding to the transmitting and receiving methods.

Abstract: The present invention provides a method, a base station, and a terminal for transmitting system information, wherein, the method includes: determining available system information retransmission resources (201); the base station predefining that part of or all of the available system information retransmission resources are used for retransmission of system information (202).

Abstract: A method for processing a random access response message, a first node and a computer storage medium are provided. The method includes the following steps that: the first node transmits a random access response message through a downlink channel; the random access response message carries random access response information aiming at a second node.

Abstract: A method and system for configuring random access channel resources are disclosed, which relates to the field of communication and solves the problem of access of the MTC UE in LTE/LET-A systems. The method includes: first nodes sending random access channel resource configuration information to second nodes, wherein the random access channel resource configuration information is indicated by one or a plurality of pieces of random access channel configuration information. The technical scheme provided by the embodiment of the present invention is applicable to LTE/LTE-A networks, thereby implementing the random access channel resource configuration of the MTC UE in the LTE/LTE-A systems.